MUSICTOMIDI is a free online tool that allows you to convert audio files into MIDI format. It is free for both commercial and personal uses. To use this tool, visit musictomidi.com. Now, click to ...

Digital sound is nothing more than numbers. What separates one container from another is how those numbers are packed, how much data (if any) is thrown away, and which devices understand the result.

Scenario: You’ve obtained an audio or video file that’s either in a format unsupported by the device you intend to play it on—an iOS device, traditional iPod, or your Mac, for example—or in a form ...